a:11:{s:23:"COD determination range";s:16:"2 to 10000 mg/ L";s:24:"COD measurement accuracy";s:61:"COD < 50 mg/ L, ≤ ± 10 % and COD > 50 mg/ L, ≤ ± 5 %";s:27:"COD minimum detection limit";s:9:"0.1 mg/ L";s:20:"COD measurement time";s:10:"20 minutes";s:17:"COD repeatability";s:10:"≤ ± 5 %";s:41:"Processing sample number per batch";s:0:"";s:44:"Consumables for colorimetric COD measurement";s:30:"Colorimetric tubes and Cuvette";s:33:"COD reactor digestion temperature";s:14:"165 ± 0.5°C";s:26:"COD reactor digestion time";s:6:"10 min";s:33:"COD reactor time setting switches";s:5:"3 pcs";s:26:"Anti-chlorine interference";s:27:"(Cl) < 1000 mg/ L No effect";}

a:11:{s:23:"COD determination range";s:15:"5 to 5000 mg/ L";s:24:"COD measurement accuracy";s:61:"COD < 50 mg/ L, ≤ ± 10 % and COD > 50 mg/ L, ≤ ± 5 %";s:27:"COD minimum detection limit";s:9:"0.1 mg/ L";s:20:"COD measurement time";s:10:"20 minutes";s:17:"COD repeatability";s:10:"≤ ± 5 %";s:41:"Processing sample number per batch";s:6:"12 pcs";s:44:"Consumables for colorimetric COD measurement";s:30:"Colorimetric tubes and Cuvette";s:33:"COD reactor digestion temperature";s:14:"165 ± 0.5°C";s:26:"COD reactor digestion time";s:6:"10 min";s:33:"COD reactor time setting switches";s:5:"3 pcs";s:26:"Anti-chlorine interference";s:27:"(Cl) < 1000 mg/ L No effect";}

a:8:{s:36:"Ammonia nitrogen determination range";s:16:"0.02 to 60 mg/ L";s:37:"Ammonia nitrogen measurement accuracy";s:11:"≤ ± 10 %";s:40:"Ammonia nitrogen minimum detection limit";s:10:"0.01 mg/ L";s:33:"Ammonia nitrogen measurement time";s:16:"10 to 15 minutes";s:30:"Ammonia nitrogen repeatability";s:10:"≤ ± 5 %";s:41:"Processing sample number per batch";s:0:"";s:57:"Consumables for colorimetric ammonia nitrogen measurement";s:30:"Colorimetric tubes and Cuvette";s:46:"Ammonia nitrogen reactor time setting switches";s:5:"3 pcs";}

a:8:{s:36:"Ammonia nitrogen determination range";s:16:"0.02 to 30 mg/ L";s:37:"Ammonia nitrogen measurement accuracy";s:11:"≤ ± 10 %";s:40:"Ammonia nitrogen minimum detection limit";s:10:"0.01 mg/ L";s:33:"Ammonia nitrogen measurement time";s:16:"10 to 15 minutes";s:30:"Ammonia nitrogen repeatability";s:10:"≤ ± 5 %";s:41:"Processing sample number per batch";s:6:"20 pcs";s:57:"Consumables for colorimetric ammonia nitrogen measurement";s:30:"Colorimetric tubes and Cuvette";s:46:"Ammonia nitrogen reactor time setting switches";s:5:"3 pcs";}

a:10:{s:37:"Total phosphorous determination range";s:17:"0.002 to 20 mg/ L";s:56:"Total phosphorous total phosphorous measurement accuracy";s:10:"≤ ± 5 %";s:41:"Total phosphorous minimum detection limit";s:11:"0.001 mg/ L";s:34:"Total phosphorous measurement time";s:16:"35 to 50 minutes";s:31:"Total phosphorous repeatability";s:10:"≤ ± 5 %";s:41:"Processing sample number per batch";s:0:"";s:58:"Consumables for colorimetric total phosphorous measurement";s:30:"Colorimetric tubes and Cuvette";s:47:"Total phosphorous reactor digestion temperature";s:14:"120 ± 0.5°C";s:40:"Total phosphorous reactor digestion time";s:6:"30 min";s:47:"Total phosphorous reactor time setting switches";s:5:"3 pcs";}

a:10:{s:37:"Total phosphorous determination range";s:17:"0.002 to 10 mg/ L";s:56:"Total phosphorous total phosphorous measurement accuracy";s:10:"≤ ± 5 %";s:41:"Total phosphorous minimum detection limit";s:11:"0.001 mg/ L";s:34:"Total phosphorous measurement time";s:16:"35 to 50 minutes";s:31:"Total phosphorous repeatability";s:10:"≤ ± 5 %";s:41:"Processing sample number per batch";s:6:"12 pcs";s:58:"Consumables for colorimetric total phosphorous measurement";s:30:"Colorimetric tubes and Cuvette";s:47:"Total phosphorous reactor digestion temperature";s:14:"120 ± 0.5°C";s:40:"Total phosphorous reactor digestion time";s:6:"30 min";s:47:"Total phosphorous reactor time setting switches";s:5:"3 pcs";}

a:6:{s:29:"Turbidity determination range";s:14:"0.5 to 400 NTU";s:30:"Turbidity measurement accuracy";s:10:"≤ ± 5 %";s:34:"Turbidity minimum detection limit";s:7:"0.1 NTU";s:26:"Turbidity measurement time";s:8:"1 minute";s:23:"Turbidity repeatability";s:10:"≤ ± 5 %";s:50:"Consumables for colorimetric turbidity measurement";s:20:"Colorimetric Cuvette";}

100000 hours

≤ 0.001 A/ 10 min

166

56

12000

LCD (320 × 240)

USB

AC 200 V

550 × 300 × 250 mm

450 × 300 × 250 mm

21 kg

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